jsp js正则表达式用法

来源：互联网发布：拾柒网络编辑：程序博客网时间：2024/06/14 00:35
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%><%String path = request.getContextPath();String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html>  <head>    <base href="<%=basePath%>">        <title>注册</title>    <meta http-equiv="pragma" content="no-cache"><meta http-equiv="cache-control" content="no-cache"><meta http-equiv="expires" content="0">    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"><meta http-equiv="description" content="This is my page"><script type="text/javascript">  function check(){  var name=document.getElementById("nameid");  var IDcard=document.getElementById("IDcardid");  var Email=document.getElementById("Emailid");  var qq=document.getElementById("qqid");  var phone=document.getElementById("phoneid");  var WeChat=document.getElementById("WeChatid");  if(!/^[\u4e00-\u9fa5],{0,}$/.test(name.value))  {  alert("姓名请输入汉字！");  return false;  }  else if(!/^\d{15}|\d{}18$/.test(IDcard.value))  {  alert("请输入正确的身份证号！");  return false;  }  else if(!/^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/.test(Email.value))  {  alert("请输入正确的邮箱！");  return false;  }  else if(!/^[1-9]\d{4,10}$/.test(qq.value))  {  alert("请输入正确的qq号码！");  return false;  }  else if(!/^1[3456789]\d{9}$/.test(phone.value))  {  alert("请输入正确的手机号码！");  return false;  }  else  return true;  }  </script>  </head>  <body>    <form onsubmit="return check()">  <table>  <tr><td>姓名：</td>    <td><input type="text" name="name" id="nameid"/></td>  </tr>   <tr><td>身份证号：</td>    <td><input type="text" name="IDcard" id="IDcardid"/></td>  </tr>   <tr><td>邮箱：</td>    <td><input type="text" name="Email" id="Emailid"/></td>  </tr>   <tr><td>QQ号：</td>    <td><input type="text" name="qq" id="qqid"/></td>  </tr>   <tr><td>电话：</td>    <td><input type="text" name="phone" id="phoneid"/></td>  </tr>   <tr><td>微信：</td>    <td><input type="text" name="WeChatid"/></td>  </tr>  <tr>    <td><input type="submit" value="确定"/></td>  </tr>  </table>  </form>  </body></html>
需要注意的是name 和 id 不能相同
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